We fully appreciate the current situation in relation to coronavirus and wanted to provide some assurances that as an organisation we are set up to work remotely. We are continuing as normal with all our recruitment and looking forward to receiving your applications and talking to you remotely on the phone or via video.

The role

People deserve better from their banks - so we've decided to build one that actually helps its customers! We’re really about making a difference. Our purpose is to change an industry set in its way so that everyone can worry less about money and enjoy life more.

We have built an amazing team in central London and we’re looking for an ambitious and purpose-driven Senior Data Engineer to jump on board. You will join a small team who are in the process of building a bank and will therefore need to be ready to immerse yourself into the fast-paced nature of a start-up.

As a Senior Data Engineer you will  have a leading part in delivering the company’s AI framework including all Data and Analytics technologies required to allow the AI to perform customer facing online decisions and recommendation, investigation and insights of all the business analytical requirements and all that in a scalable and highly governed environment. Your work will be a critical part of Tandem’s intellectual property and the core technology will be done in the most disruptive Artificial Intelligence supporting open-source stack. The AI machine you will deliver will have clear measurable results that are expected to increase customers benefit and business results.

To support your success in this role, you will report into the Head of Delivery and work alongside our Engineering leaders and the Lead Data Scientist as well as our Architect, Platform and Information Security. There are three Junior Data Engineers who will work under your supervision and another four Data Engineer in a parallel team in our Wroclaw office. All our Engineers take a collaborative approach to continually build and improve Tandem’s AI framework. Half of the team is based in our London office and half in Wroclaw, Poland.

As the Data expert and the driving force behind our London team, you will be expected to have a strong relationship with all Tech and Data stakeholders, deeply understand their challenges and be committed to their success. You will recognise and understand the challenges and work with your team of engineers in defining the problems, designing the proper solutions, develop and deliver end to end operational solutions in line with Tandem’s overarching technology strategy, principles and architecture.

As part of a fast paced tech start-up, you will be expected to have hands on experience with big data open source technologies. You are expected to be an active member of the AI community and bring cutting edge tools into this fast-growing environment. Additionally, you will actively support  your team members providing leadership, mentoring and technical direction.

If you’re innovative, curious and not afraid of a challenge, we’d love to hear from you. Your voice, ideas and drive will always find a home at Tandem.


Our team

Building products and services that solve financial problems is at the heart of what we do. You will work to deliver AI to all stakeholders that will inform product decisions that will result in the build of content and features that will create a personalised and intelligent experience for our customers. The AI will bring value to all our teams, including: sales and marketing, product personalisation (including pricing and credit underwriting), operations (including service channels, fraud and AML), financial analytics and more.


What you will be working on:

The successful candidate will be responsible for the following:

  • Hands-on Data Management and AI software development.
  • Mentor, instruct and review Junior Data Engineers’ work in a software-development-oriented Data Engineers team whilst enhancing the cutting-edge technical tools the team use
  • Review, research and introduce new open sources, practices and methodologies from the community of AI & big data open source technologies


What we're looking for: 

The successful candidate will demonstrate the following experience, skills and behaviours:


  • Hands-on Python Software Programming expert
  • Hands-on programmatic experience with one of Hadoop’s projects
  • Strong relationship management skills
  • An entrepreneurial and “can do” approach
  • Track record of working mainly in small start-up companies


  • Spark, Atlas, Ranger, NVIDIA, Scala, AWS, Google Cloud
  • Engineering degree


What do you get from Tandem?

  • ­­­­Gain experience working in a fast-paced, high growth, purpose-driven organisation.
  • The opportunity to work in a supportive environment that encourages learning and improvement.
  • The opportunity to work with cutting edge technology
  • Working in a small team, with experienced professionals means you get a lot of responsibility and lots of opportunities to learn and develop
  • Be part of a team that delivers a real AI framework which drives benefit for millions of people


Qualities we look for:

  • A passion for championing the customer
  • Motivated by purpose-led organisations
  • High levels of personal and professional integrity
  • An entrepreneurial approach with an ability to operate both at a strategic level and to be hands on
  • A positive, self-sufficient leader with excellent communication skills, intellect and energy
  • Very sound judgement and business instinct with a desire to challenge traditional thinking
  • Highly organised with a flexible approach to working
  • Communicates a compelling and inspired vision and sense of core purpose
  • Determined to succeed, high energy with humility and a strong personal drive
  • A collaborative working style
  • A very strong work ethic and a focus on delivery



You can find our Applicant Privacy Policy here.

Tandem Money is an equal opportunity employer and are committed to meeting our responsibilities under the Equality Act (2010). We respect the diverse experience and talents that every individual brings to our Company and we are determined to ensure that no applicant or employee receives less favourable treatment on the grounds of gender, age, disability, religion, belief, sexual orientation, marital status, or race, or is disadvantaged by conditions or requirements which cannot be shown to be justifiable.

Please be aware that background checking (including credit and criminal records checks) form part of our recruitment process. We will adhere to our duties under the Rehabilitation of Offenders Act 1974.

Our mission is to build a business of the future, that improves people's financial lives.

No agencies please.

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